Home / 1,917,792.84-2,647,549.16-1,400,966.40

Finding the Fourth Proportional to 1,917,792.84, 2,647,549.16 and 1,400,966.40

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Solution

The fourth proportional to 1,917,792.84, 2,647,549.16 and 1,400,966.40 is: 1,934,060.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,792.84 : 2,647,549.16 = 1,400,966.40 : x
  2. Step 2: Convert to fraction form
    1,917,792.84/2,647,549.16 = 1,400,966.40/x
  3. Step 3: Cross multiply
    1,917,792.84x = 2,647,549.16 × 1,400,966.40
  4. Step 4: Simplify right side
    1,917,792.84x = 3,709,127,415,508.22
  5. Step 5: Solve for x
    x = 3,709,127,415,508.22/1,917,792.84
  6. Step 6: Final answer
    x = 1,934,060.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.